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Hazardous Weather Conditions

No active alerts for FLAT ROCK, ILLINOIS

Current Conditions: FLAT ROCK, ILLINOIS

Clear


30.2 F
Last Updated on Mar 1 2026, 04:15 AM EST
Humidity: 86%
Wind Speed: 8.1 mph
Barometer: 30.21 in
Dewpoint: 26.6 F
Visibility: 10.00 mi
Precip: --
Heat Index: NA
Wind Chill: 22.6 F
Current conditions at:

ROBINSON MUNI (KRSV)

Lat: 39.02 Lon: -87.65

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5 Day Forecast for FLAT ROCK, ILLINOIS (62427)

Sunday
Mostly Cloudy
High 46 °F
Sunday
Night
Forecast Missing
Low 32 °F
Monday
Chance of Rain/Snow Mix
High 42 °F
Monday
Night
Rain Likely
Low 41 °F
Tuesday
Rain Likely
High 62 °F
Tuesday
Night
T-storms
Low 53 °F
Wednesday
T-storms Likely
High 66 °F
Wednesday
Night
Rain Likely
Low 55 °F
Thursday
T-storms Likely
High 66 °F



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Observation History for FLAT ROCK, ILLINOIS


Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
04:15 AM EST 8.1 10.00 Clear -- 30.2 26.6 86% 22.6 NA 30.21 1023.0
03:55 AM EST 10.3 10.00 Clear -- 30.2 26.6 86% 21.4 NA 30.21 1023.0
03:35 AM EST 10.3 10.00 Clear -- 30.2 26.6 86% 21.4 NA 30.20 1022.7
03:15 AM EST 10.3 10.00 Clear -- 30.2 26.6 86% 21.4 NA 30.20 1022.7
02:55 AM EST 10.3 10.00 Mostly Cloudy -- 32.0 26.6 80% 23.5 NA 30.20 1022.7
02:35 AM EST 11.4 10.00 Cloudy -- 32.0 26.6 80% 23.0 NA 30.19 1022.4
02:15 AM EST 13.9 10.00 Cloudy -- 32.0 26.6 80% 22.1 NA 30.19 1022.4
01:55 AM EST 16.1 10.00 Cloudy -- 33.8 26.6 75% 23.5 NA 30.18 1022.0
01:35 AM EST 15.0 10.00 Mostly Cloudy -- 33.8 26.6 75% 23.9 NA 30.17 1021.7
01:15 AM EST G 24.2 10.00 Mostly Cloudy -- 33.8 24.8 69% NA NA 30.16 1021.3
12:55 AM EST 13.9 G 24.2 10.00 Cloudy -- 35.6 26.6 69% 26.6 NA 30.16 1021.3
12:35 AM EST 15.0 G 24.2 10.00 Cloudy -- 35.6 26.6 69% 26.2 NA 30.15 1021.0
12:15 AM EST 15.0 10.00 Cloudy -- 35.6 26.6 69% 26.2 NA 30.15 1021.0
11:55 PM EST 17.2 10.00 Cloudy -- 37.4 28.4 70% 27.9 NA 30.14 1020.7
11:35 PM EST 17.2 G 24.2 10.00 Cloudy -- 37.4 28.4 70% 27.9 NA 30.13 1020.3
11:15 PM EST G 23.0 10.00 Cloudy -- 39.2 30.2 70% NA NA 30.12 1020.0
10:55 PM EST 10.00 Cloudy -- 41.0 30.2 65% NA NA 30.12 1020.0
10:35 PM EST 10.00 Cloudy -- NULL 32.0 % NA NA 30.12 1019.7
10:15 PM EST G 26.4 10.00 Cloudy -- NULL 33.8 % NA NA 30.09 1019.0
09:35 PM EST 10.00 Cloudy -- 51.8 37.4 58% NA NA 30.06 1018.0
09:15 PM EST 6.9 10.00 Cloudy -- 50.0 41.0 71% NA NA 30.04 1017.3
08:55 PM EST 2.2 10.00 Mostly Cloudy -- 51.8 41.0 67% NA NA 30.02 1016.6
08:35 PM EST 1.1 10.00 Light Rain -- 53.6 41.0 62% NA NA 30.01 1016.3
08:15 PM EST 6.9 6.00 Light Rain and Haze -- 55.4 35.6 47% NA NA 30.02 1016.6

Regional Weather Observation

ROBINSON MUNI (KRSV)

Clear
30.2 F

EFFINGHAM (K1H2)

Clear
NULL F

LAWRENCEVILLE (KLWV)

Clear
32.0 F

MATTOON/CHARLEST (KMTO)

Clear
24.8 F

TERRE HAUTE (KHUF)

Clear
30.2 F

PARIS (KPRG)

Clear
26.4 F

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